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Morrison Natural History Museum
Woolly Mammoth Skull-Morrison Natural History MuseumNo woolly mammoths have been found in Colorado. Instead, Columbian Mammoths once roamed Colorado. At 14 feet high, they were enormous animals. They may have weighed as much as 10 tons.
Triceratops-Morrison Natural History MuseumTriceratops lived during the Late Cretaceous Period, about 65 million years ago in what is now North America.
Allosaurus-Morrison Natural History MuseumAllosaurus died out 150 million years ago towards the end of the Jurassic. It lived 85 million years before T. Rex.
Tyrannosaurus Rex-Morrison Natural History MuseumTyrannosaurus Rex was first discovered in Colorado in 1874.